IT7926816A0 - Avvisatore elettromagnetico. - Google Patents

Avvisatore elettromagnetico.

Info

Publication number
IT7926816A0
IT7926816A0 IT7926816A IT2681679A IT7926816A0 IT 7926816 A0 IT7926816 A0 IT 7926816A0 IT 7926816 A IT7926816 A IT 7926816A IT 2681679 A IT2681679 A IT 2681679A IT 7926816 A0 IT7926816 A0 IT 7926816A0
Authority
IT
Italy
Prior art keywords
warner
electromagnetic
electromagnetic warner
Prior art date
Application number
IT7926816A
Other languages
English (en)
Other versions
IT1124663B (it
Inventor
Bertrand Antoine Warnod
Original Assignee
Klaxon Sa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Klaxon Sa filed Critical Klaxon Sa
Publication of IT7926816A0 publication Critical patent/IT7926816A0/it
Application granted granted Critical
Publication of IT1124663B publication Critical patent/IT1124663B/it

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Breakers (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Electromagnets (AREA)
IT26816/79A 1978-10-27 1979-10-26 Avvisatore elettromagnetico IT1124663B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7830608A FR2440053A1 (fr) 1978-10-27 1978-10-27 Avertisseur electromagnetique

Publications (2)

Publication Number Publication Date
IT7926816A0 true IT7926816A0 (it) 1979-10-26
IT1124663B IT1124663B (it) 1986-05-14

Family

ID=9214241

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26816/79A IT1124663B (it) 1978-10-27 1979-10-26 Avvisatore elettromagnetico

Country Status (8)

Country Link
US (1) US4396908A (it)
JP (1) JPS5560997A (it)
BR (1) BR7906920A (it)
DE (1) DE2943057A1 (it)
ES (1) ES485749A1 (it)
FR (1) FR2440053A1 (it)
GB (1) GB2035652B (it)
IT (1) IT1124663B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19853506B4 (de) * 1998-11-20 2008-01-31 Robert Bosch Gmbh Akustischer Signalgeber

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH409715A (fr) * 1964-01-28 1966-03-15 Micheloud Andre Générateur électro-acoustique
GB1121261A (en) * 1966-06-27 1968-07-24 Lucas Industries Ltd Electromagnetic horns
US3631481A (en) * 1969-11-26 1971-12-28 Wheelock Signals Inc Sound generator
US3768158A (en) * 1971-10-22 1973-10-30 Stewart Warner Corp Buzzer manufacturing method
US3887914A (en) * 1973-01-09 1975-06-03 Star Mfg Co Contactless buzzer
US3974499A (en) * 1973-12-12 1976-08-10 Star Seimitsu Kabushiki Kaisha Contactless buzzer
US4149153A (en) * 1973-12-12 1979-04-10 Star Seimitsu Kabushiki Kaisha Contactless buzzer
US3945004A (en) * 1974-07-11 1976-03-16 Projects Unlimited, Inc. High efficiency buzzer
JPS53102386U (it) * 1977-01-21 1978-08-18

Also Published As

Publication number Publication date
IT1124663B (it) 1986-05-14
JPS5560997A (en) 1980-05-08
ES485749A1 (es) 1980-05-16
GB2035652A (en) 1980-06-18
GB2035652B (en) 1982-11-03
BR7906920A (pt) 1980-09-16
US4396908A (en) 1983-08-02
FR2440053B1 (it) 1981-05-08
DE2943057A1 (de) 1980-05-08
FR2440053A1 (fr) 1980-05-23

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